Approximate Match Lookup in Power Query - Amazing Functions for Power BI and Excel

Discover how to perform approximate match lookup in Power Query M Code by creating custom functions in this informative 14-minute video tutorial. Learn to build three different functions: a custom column using Table.SelectRows and let expression, a reusable function with Table.SelectRows in the Advanced Editor, and another reusable function using List.Accumulate. Follow along with the provided Excel file to practice these techniques applicable in both Power BI and Excel. Gain valuable insights into data transformation and shaping for actionable business intelligence. The tutorial covers introduction to approximate match lookup, custom column creation, reusable function development, and concludes with a summary and additional resources for further learning.